Y-chromosome

Y-chromosome
n. a sex chromosome occurring only in male cells.
Etymology: Y as an arbitrary label + CHROMOSOME

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Y-chromosome see under ↑Y (symbol).
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Yˈ-chromosome noun
One of a pair of chromosomes associated with sex-determination in mammals (the other being the X-chromosome)
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Main Entry: ↑Y

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Y-chromosome UK US noun [countable] [singular Y-chromosome plural Y-chromosomes] biology
a type of chromosome (=genetic material in a cell) that is only found in human or animal males
Thesaurus: genes and geneticshyponym
See also: X-chromosome

Useful english dictionary. 2012.

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